<?php

$str = '123';

class Fox{
    public $name = 'itcast';
    public $age = 10;
}

$fox  = new Fox;
$name = $fox ->name;
$fox ->name = 'AAA';


//字符串的输出
echo '123';
//输出复杂类型
echo "\r\n";
print_r($fox);
//详细信息输出
echo "\r\n";
var_dump($fox);
?>